Medical needle assembly



FIG. 1 is a perspective view of a medical needle assembly showing our new design, the broken line showing is for illustrative purposes only and forms no part of the claimed design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a side elevational view thereof;

FIG. 4 is a rear elevational view thereof; and,

FIG. 5 is a front elevational view thereof. 

The ornamental design for a medical needle assembly, substantially as shown and described. 